Harvard Business School. (2001). Harvard business review on what makes a leader. Harvard Business School Press.
Dyfyniad Arddull ChicagoHarvard Business School. Harvard Business Review on What Makes a Leader. Boston: Harvard Business School Press, 2001.
Dyfyniad MLAHarvard Business School. Harvard Business Review on What Makes a Leader. Harvard Business School Press, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.